9 August 1981 at New Romney
| 500cc | LH Sidecars | 350cc |
| 1- Brian Webb | Not-Known | 1- Mark Lewis |
| 2- Gary Hickmott | 2- Gary Hickmott | |
| 3- Peter Medley | 3- Tom Wilson | |
| 250cc | ||
| 1- Keith Sivier | ||
| 2- Bernie Edwards | ||
| 3- Martin Hook |
19 July 1981 at New Romney
| 500cc | 350cc | 250cc |
| 1- Martin Hagon | 1- Mark Lewis | 1- Simon Whorlow |
| 2- Graham Hurry | 2- Gary Hickmott | 2- Mark Lewis |
| 3- Brian Webb | 3- Tom Wilson | 3- Keith Sivier |
| LH Sidecars | RH Sidecars | |
| 1- Mick Turrell & Tony Strevens | 1- Dave Heath & Ray Andrews | |
| 2- Dave Steer & John Wellstead | 2- Rob Wilson & Vince Jones | |
| 3- Tony Wellstead & Brian Wellstead | 3- Brian Luker & David Day |
14 June 1981 at New Romney
| 500cc | 350cc | 250cc |
| 1- Steve Schofield | 1= Duncan Tolhurst | 1- Julian Wigg |
| 2- Tony Briggs | 1= Mark Lewis | 2- Clayton Williams |
| 3- Martin Goodwin | 3- Mark Wadsworth | 3- James Pallett |
| 4- Chris Hendriksen | 4- Tommy Wilson | 4- Simon Whorlow |
| 5- Martin Hagon | 5- Graham Hurry | 5- Mark Wadsworth |
| 6- Duncan Tolhurst | 6- Alan Gardiner | 6- Dave Brown |
| RH Sidecars | LH Sidecars | |
| 1- Pete Brown & John Morron | 1- John Penfold & Robert Penfold | |
| 2- Dave Heath & Ray Andrews | 2- Alan Luker & David Sceats | |
| 3- Pete Robson & Clive Fry | 3- Ken Jenkins & Timothy Dore | |
| 4- Dave Manning & Peter Blanke | 4- Barry Huggett & John Tysoe | |
| 5- Rob Wilson & Vaughan Roberts | 5- Barry Warren & Robin Geer | |
| 6- Terry Skinner & Ken Holifield | 6- Jim Penfold & Steve Dempsey |